- download the Natural Earth 1:10m Time Zone Data (GeoJSON available from CartoDB)
- run
topojson --post-quantization 1e3 --simplify 1e-5 --out timezones.json -- ne_10m_time_zones.geojson
The result is this 181 KB timezones.json
(36 KB with gzip)
topojson --post-quantization 1e3 --simplify 1e-5 --out timezones.json -- ne_10m_time_zones.geojson
The result is this 181 KB timezones.json
(36 KB with gzip)